1. Block A weighing 60 kN rests on block B which weighs 80 kN. Block A is restrained from moving by a horizontal rope tied to the wall at C. Assume coefficient of friction for all surfaces to be 1/3. a) Determine the force in the rope tied to the wall at C. b) Determine the frictional force between A and B. c) Determine the force P parallel to the plane, inclined 30° with the horizontal, that is necessary to start block B down the plane. rope र

1. Block A weighing 60 kN rests on block B which weighs 80 kN. Block A is restrained from moving by a horizontal rope tied to the wall at C. Assume coefficient of friction for all surfaces to be 1/3. a) Determine the force in the rope tied to the wall at C. b) Determine the frictional force between A and B. c) Determine the force P parallel to the plane, inclined 30° with the horizontal, that is necessary to start block B down the plane. rope र

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.50P: The block of weight W is pulled by the force P inclined at the angle to the horizontal. Find the...

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